Cayo is a very rare boys' name that peaked in 2018 and has grown less common since.
Cayo is a boy name. It last appears in U.S. records in 2023. Cayo first appears in 2001 and peaked in 2018 (8 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2023 | 7 | 7 | #9,927 |
| 2022 | 6 | 6 | #11,107 |
| 2020 | 5 | 5 | #12,376 |
| 2019 | 5 | 5 | #12,483 |
| 2018 | 8 | 8 | #8,966 |
| 2017 | 5 | 5 | #12,619 |
| 2008 | 5 | 5 | #12,839 |
| 2001 | 5 | 5 | #10,828 |